Model: SB 125 220, S‑System plug‑in time delay relay.
Function: Delay on release after de‑energisation; time range 0.8–18 seconds adjustable by front knob.
Supply voltage: 220 V AC.
Contacts: SPDT or DPDT relay output (10 A / 8 A depending on version; standard SB125 spec).
Mounting: 11‑pin octal base (DIN‑rail socket required, not included).
Indicators: Front LED “Voltage On”.
From a working panel; unit tested for correct timing range and relay operation.
Cosmetic marks and handwritten “DT3 / DI3” notes on front label; pins are straight and clean with no corrosion.
